TL;DR verdict

Slack is built for business teams and wins on enterprise integrations, security controls, and native connections to tools like Jira, GitHub, and Google Drive. Discord is built for communities and wins on cost — it is free with no per-seat pricing, permanent message history, and better voice channel infrastructure. Slack Pro costs $7.25/user/month; Discord's free tier has no meaningful limits. For companies that need IT compliance, SOC 2, and Salesforce integration, Slack is the right call. For developer communities, open-source projects, or startups that need persistent voice channels without a monthly bill, Discord is hard to beat.

Quick comparison

FeatureSlackDiscord
Starting priceFree planFree plan
Free planYesYes
Open sourceNoNo
Self-hostableNoNo
G2 ratingNot listedNot listed
Best forbusiness teams needing enterprise integrations, compliance, and professional workflowsdeveloper communities, open-source projects, and teams wanting free persistent voice and text channels
Starting priceFree tier available; Pro plan at $7.25/user/month (billed annually).Free with no per-seat cost; Nitro subscription at $9.99/month is optional and user-paid.
Free planYes — limited to 90 days of message history and 10 third-party integrations.Yes — no time or message history limit; full feature set available.
Open sourceNoNo
Self-hostableNoNo
Primary tradeoffSlack's per-seat pricing and enterprise feature set makes sense for companies with IT security requirements and a complex tool stack; the free tier is too limited for serious use.Discord has no per-seat cost and no message history limits, but lacks the enterprise security controls and productivity integrations that business teams depend on.
Best forbusiness teams needing enterprise integrations, compliance, and professional workflowsdeveloper communities, open-source projects, and teams wanting free persistent voice and text channels

Business integrations and workflows

Winner: Slack

Slack's integration ecosystem is the strongest argument for choosing it over Discord in a business context. The Slack App Directory lists over 2,600 integrations, with deeply maintained native connectors for Jira, GitHub, PagerDuty, Salesforce, Google Drive, Notion, and virtually every enterprise tool in the modern stack. GitHub pull request notifications in a dedicated Slack channel, Jira ticket status updates that trigger bot alerts, and Salesforce deal close announcements are standard Slack workflows that engineering and sales teams depend on daily. Discord's integration story is community-first: bots are powerful and the API is open, but the ecosystem skews toward gaming, entertainment, and open-source communities. Building a Slack-equivalent GitHub PR notification in Discord requires a custom bot or a third-party service like n8n. For teams where tool-to-chat integrations are a daily workflow requirement, Slack's ecosystem reduces setup and maintenance work by an order of magnitude.

Voice and audio channels

Winner: Discord

Discord's persistent voice channels are a genuine product differentiator that Slack has not matched. In Discord, voice channels are permanent rooms — team members join and leave freely throughout the day, creating a virtual office dynamic without scheduling a meeting. This is the model many remote-first engineering teams, gaming communities, and open-source projects use to maintain ambient presence. Slack's audio features have improved with Slack Huddles, which allow quick voice calls in channels or DMs, but they are session-based rather than persistent. Starting a Huddle is intentional; joining a Discord voice channel is passive. For communities and remote teams that want low-friction voice coexistence — someone always available to talk in the equivalent of a virtual office hallway — Discord's infrastructure is purpose-built for it in a way Slack's is not.

Message history and free tier limits

Winner: Discord

Slack's free tier has one critical limitation: message history is capped at 90 days. After 90 days, older messages are hidden from all users — not deleted, but inaccessible without upgrading to a paid plan. For a small startup or open-source community using Slack free, this means institutional knowledge, decision logs, and technical discussions disappear from view on a rolling basis. Discord has no such limit. Free Discord servers have permanent, searchable message history with no time cap. File storage has limits (8MB upload cap on free versus 500MB on Nitro), but messages persist indefinitely. For any team that treats chat history as a knowledge base — searching past decisions, reviewing old incident discussions, or onboarding new team members — this difference alone can make Discord more functional than Slack free, even for teams that would otherwise prefer Slack's workflow integrations.

Enterprise security and compliance

Winner: Slack

Slack wins enterprise security by a significant margin. Slack is SOC 2 Type II and ISO 27001 certified, supports SAML-based SSO with major identity providers (Okta, Azure AD, Google Workspace), and offers eDiscovery-compatible data export on the Business+ and Enterprise Grid tiers. Enterprise Grid adds message retention policies, DLP integrations, and granular admin controls that compliance-conscious IT teams require. Discord has no equivalent enterprise security tier. SSO is available through Discord's server features but is not designed for corporate IT environments. Data export for compliance purposes is limited. eDiscovery, DLP, message retention automation, and HIPAA-compliant configurations are not available. For companies in regulated industries or with IT security requirements, Discord is not a viable option regardless of pricing. This is not a gap Discord is likely to close soon — its roadmap is community-first.

Community and public server model

Winner: Discord

Discord was built around the concept of public and semi-public servers — communities that anyone can join via invite link. This makes Discord the natural home for developer communities, open-source project support channels, product user communities, and gaming groups. A Discord server can have thousands or tens of thousands of members with no per-seat cost, role-based channel permissions, and bot-driven moderation at scale. Slack's workspace model is private by default, and adding external members (Slack Connect) requires a paid plan and explicit invitation management. Building a Slack community of 10,000 external members at $7.25/user/month would cost $72,500/month — obviously impractical. For any use case that involves a community of users beyond the internal company team, Discord's model is not just cheaper; it is the right structural fit. The entire creator, developer, and open-source community ecosystem has standardized on Discord for external community infrastructure.

Pricing and team cost

Winner: Discord

Discord wins on pricing because it has no per-seat business tier. The server is free for all members, and Discord Nitro is an optional personal subscription ($9.99/month) that individual users choose to buy for perks like animated avatars, higher upload limits, and server boosts — it is not a seat cost that a company pays. Slack Pro at $7.25/user/month means a 30-person team pays $217.50/month, and a 100-person team pays $725/month. The Business+ tier at $12.50/user/month for a 100-person team runs $1,250/month. These are real operational costs that Discord simply does not have. The counterpoint is that Discord's free model does not include the enterprise features that justify Slack's cost for most businesses. For teams where enterprise security and integrations are required, Slack's pricing is the cost of compliance infrastructure. For teams where those requirements do not exist — startups, communities, developer groups — Discord's zero per-seat cost is a meaningful advantage.

Pricing deep-dive

Slack

  • Free: $0 — unlimited users, but message history limited to 90 days and only 10 third-party app integrations.
  • Pro: $7.25/user/month (billed annually) — unlimited message history, unlimited integrations, and Slack Huddles.
  • Business+: $12.50/user/month — adds SSO, compliance exports, and 24/7 support.
  • Enterprise Grid: custom pricing — multi-workspace management, DLP, eDiscovery, and advanced admin controls.

Discord

  • Free: $0 for all server members — unlimited message history, voice channels, and basic features for the whole community.
  • Nitro: $9.99/month per individual user (optional) — larger file uploads, animated avatars, and server boosts.
  • Server Boost: $4.99/month per boost — improves audio quality, file upload limit, and adds perks for the server.
  • No per-seat business tier exists — there is no enterprise Slack equivalent from Discord.

Pricing verdict: Discord has no per-seat cost for server members, making it free to run for any size team or community. Slack's free tier is heavily limited by the 90-day message history cap, which effectively pushes most real teams to the $7.25/user/month Pro plan. A 50-person team on Slack Pro pays $362.50/month; the same team on Discord pays $0. For teams that need enterprise security, SSO, and compliance export, Slack's pricing reflects real infrastructure value. For teams that do not, Discord's cost advantage is substantial.

How to migrate from Slack to Discord

Data export
Export your Slack workspace via Settings > Import/Export Data. Slack exports JSON files containing all public channel messages, DMs (with user consent on paid plans), files, and channel metadata. The export is organized by channel and date. Download the full export before beginning migration — Slack's free tier only exports 90 days of accessible history, though the export includes all stored data regardless of display limits.
Import support
Discord has no native Slack import tool. Third-party services like Slackord2 or custom scripts can parse Slack's JSON export and replay messages into Discord channels, preserving timestamps and usernames as text. However, migrated messages appear under a bot account — original Slack user attribution is lost in Discord. Set up the Discord server structure (channels, categories, roles) before attempting any import.
Does not migrate
Slack workflows, apps, and bot configurations do not transfer — each integration must be reconfigured in Discord using equivalent bots or webhooks. Slack's user mentions, file attachments stored in Slack, and message reactions do not migrate cleanly. Thread structure from Slack does not map to Discord's reply model. SSO configurations and admin permission structures require complete rebuild. Custom Slack emoji need to be re-uploaded to Discord manually.
Time estimate
Server structure setup takes one to two days. Message history migration (if attempted) is a multi-day technical project and is rarely worth the effort for most teams — announcing a cutover date and starting fresh in Discord is the more practical approach. Integration rebuilds depend on the number of Slack apps in use: plan one to three days per complex integration.

What real users say

Slack: Slack users love the quality of business integrations — GitHub, Jira, and PagerDuty alerts in dedicated channels are workflows teams genuinely depend on. The most common frustrations are the 90-day message history cap on the free tier, per-seat pricing that grows painfully at scale, and occasional complaints about Slack's search quality for older messages.

Discord: Discord users consistently highlight the permanent free tier, the persistent voice channels as a virtual office replacement, and the zero-cost community hosting. Complaints center on the lack of enterprise security features, a UI that feels gaming-focused rather than work-focused, and the absence of native integrations with standard business tools that Slack users take for granted.

Sources: Synthesized from G2, Capterra, Reddit r/slack, r/discordapp, and Hacker News community discussions on remote work tooling.

Final verdict

Choose Slack if...

  • Choose Slack if your team depends on maintained integrations with Jira, GitHub, Salesforce, or PagerDuty — Discord requires custom bots or third-party services to replicate what Slack does natively.
  • Choose Slack if your company has IT security requirements: SOC 2 compliance, SAML SSO, message retention policies, or eDiscovery compatibility are Slack features with no Discord equivalent.
  • Choose Slack if searchable, permanent message history at the enterprise level matters — Slack's Business+ and Enterprise Grid tiers include the compliance-grade data export and audit log features regulated industries require.

Choose Discord if...

  • Choose Discord if you are building or hosting an external community — developers, users, fans, or contributors — where no per-seat cost makes a community of thousands financially viable.
  • Choose Discord if persistent voice channels matter — the always-on voice room model is better suited to remote teams that want ambient presence than Slack's session-based Huddles.
  • Choose Discord if the team is small and budget-conscious and Slack's 90-day message history limit on the free tier would push you to a paid plan for functionality that Discord gives away for free.

Consider neither if: Consider neither if you need self-hosting, open-source control, or on-premise deployment. Mattermost is the leading self-hosted Slack alternative. Microsoft Teams is worth evaluating if your organization already pays for Microsoft 365, since it is included in most enterprise subscriptions at no additional per-seat cost.